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. 2013 Jun 5;13:547. doi: 10.1186/1471-2458-13-547

Table 1.

Number of included and excluded influenza reports for each month and total

 
Total reports
News media
Social media
Month Total (%) Total Incl. (%) Excl. (%) Total Incl. (%) Excl. (%)
Reports detected
4441
939
541 (58)
398 (42)
3502
3012 (86)
490 (14)
Febr
1574 (35)
299
204 (68)
95 (32)
1275
1101 (86)
174 (14)
March
1992 (45)
480
276 (58)
204 (42)
1512
1251 (83)
261 (17)
April 875 (20) 160 61 (38) 99 (62) 715 660 (92) 55 (8)